Telephone base unit



FIG. 1 is a top perspective view of a telephone base unit of the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a top perspective view thereof shown in an environment of use; and,

FIG. 9 is a right side view thereof shown in a mounted position (the rear support is in a rotated state in the mounted position).

In the drawing, the broken lines depict unclaimed environment. 

We claim the ornamental design for a telephone base unit, as shown and described. 